Several children at a daycare center are having trouble sleeping and are showing increasing signs of restlessness. Because one child was recently diagnosed with an intestinal parasite, the parents are informed that other children should be tested. The organism below is found at 400$\times$ during examination. This organism is

Question

Quizplus · Accepted Answer

Enterobius vermicularis, also known as pinworm, is a common intestinal parasite that can cause restlessness and difficulty sleeping, especially in children. The size and morphology described in the question match those of Enterobius vermicularis. Trichuris trichiura, Ascaris lumbricoides, and hookworm are all larger and have different morphologies. Therefore, the best choice based on the given information is B) Enterobius vermicularis.

Several Children at a Daycare Center Are Having Trouble Sleeping ×\times×

Several Children at a Daycare Center Are Having Trouble Sleeping $\times$